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Cleanup #929

closed

mds: make journal replay readahead less silly

Added by Sage Weil about 13 years ago. Updated over 7 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Sage Weil
Category:
-
Target version:
-
% Done:

0%

Tags:
Backport:
Reviewed:
Affected Versions:
Component(FS):
Labels (FS):
Pull request ID:

Description

I think the journal replay is reading large chunks of the journal, then processing, then repeating. It should be processing data as it gets it, but prefetching N segments ahead of the read position.

Verify that it's doing the right thing, and if not, fix!

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 #1

Updated by Sage Weil about 13 years ago

  • Status changed from New to Resolved
  • Assignee set to Sage Weil
  • Target version set to v0.27
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 #2

Updated by Sage Weil about 13 years ago

  • Translation missing: en.field_position set to 545
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 #3

Updated by Sage Weil about 13 years ago

  • Translation missing: en.field_story_points set to 3
  • Translation missing: en.field_position deleted (561)
  • Translation missing: en.field_position set to 344
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 #4

Updated by Sage Weil about 13 years ago

  • Translation missing: en.field_position deleted (346)
  • Translation missing: en.field_position set to 11
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 #5

Updated by John Spray over 7 years ago

  • Project changed from Ceph to CephFS
  • Category deleted (1)
  • Target version deleted (v0.27)

Bulk updating project=ceph category=mds bugs so that I can remove the MDS category from the Ceph project to avoid confusion.

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